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Finding the Fourth Proportional to 365,875.70, 504,832.76 and 251,112.20

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Solution

The fourth proportional to 365,875.70, 504,832.76 and 251,112.20 is: 346,482.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,875.70 : 504,832.76 = 251,112.20 : x
  2. Step 2: Convert to fraction form
    365,875.70/504,832.76 = 251,112.20/x
  3. Step 3: Cross multiply
    365,875.70x = 504,832.76 × 251,112.20
  4. Step 4: Simplify right side
    365,875.70x = 126,769,664,995.67
  5. Step 5: Solve for x
    x = 126,769,664,995.67/365,875.70
  6. Step 6: Final answer
    x = 346,482.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.